CN101040300B - 在胶片颗粒模拟中以光栅顺序读取胶片颗粒图案的方法和装置 - Google Patents
在胶片颗粒模拟中以光栅顺序读取胶片颗粒图案的方法和装置 Download PDFInfo
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- CN101040300B CN101040300B CN2005800354274A CN200580035427A CN101040300B CN 101040300 B CN101040300 B CN 101040300B CN 2005800354274 A CN2005800354274 A CN 2005800354274A CN 200580035427 A CN200580035427 A CN 200580035427A CN 101040300 B CN101040300 B CN 101040300B
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Images
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- H04N7/24—Systems for the transmission of television signals using pulse code modulation
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- G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
- G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
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- H04N11/04—Colour television systems using pulse code modulation
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- H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
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- G06T2207/20204—Removing film grain; Adding simulated film grain
Landscapes
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- Studio Devices (AREA)
- Paper (AREA)
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Abstract
Description
Claims (18)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US61963204P | 2004-10-18 | 2004-10-18 | |
US60/619,632 | 2004-10-18 | ||
PCT/US2005/037054 WO2006044684A1 (en) | 2004-10-18 | 2005-10-17 | A method and apparatus for reading film grain patterns in a raster order in film grain simulation |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101040300A CN101040300A (zh) | 2007-09-19 |
CN101040300B true CN101040300B (zh) | 2012-07-18 |
Family
ID=35520084
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNA2005800356087A Pending CN101044511A (zh) | 2004-10-18 | 2005-10-07 | 胶片颗粒模拟的方法、装置及系统 |
CN200580035578.XA Expired - Fee Related CN101044509B (zh) | 2004-10-18 | 2005-10-17 | 为胶片颗粒模拟确定块平均值的方法 |
CN2005800354274A Expired - Fee Related CN101040300B (zh) | 2004-10-18 | 2005-10-17 | 在胶片颗粒模拟中以光栅顺序读取胶片颗粒图案的方法和装置 |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNA2005800356087A Pending CN101044511A (zh) | 2004-10-18 | 2005-10-07 | 胶片颗粒模拟的方法、装置及系统 |
CN200580035578.XA Expired - Fee Related CN101044509B (zh) | 2004-10-18 | 2005-10-17 | 为胶片颗粒模拟确定块平均值的方法 |
Country Status (13)
Country | Link |
---|---|
US (4) | US8014558B2 (zh) |
EP (3) | EP1803093B1 (zh) |
JP (3) | JP4764883B2 (zh) |
KR (3) | KR101218242B1 (zh) |
CN (3) | CN101044511A (zh) |
BR (1) | BRPI0516471A (zh) |
CA (1) | CA2584029C (zh) |
HK (2) | HK1104364A1 (zh) |
MX (1) | MX2007004365A (zh) |
MY (3) | MY149828A (zh) |
RU (1) | RU2372658C2 (zh) |
WO (3) | WO2006044276A1 (zh) |
ZA (1) | ZA200703560B (zh) |
Families Citing this family (29)
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EP1676445B1 (en) * | 2003-09-23 | 2019-09-04 | InterDigital VC Holdings, Inc. | Method for simulating film grain by mosaicing pre-computed samples |
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CN1868216B (zh) * | 2003-10-14 | 2010-04-28 | 汤姆森特许公司 | 用于减少视频图像中的主观伪像的方法和装置 |
US8150206B2 (en) * | 2004-03-30 | 2012-04-03 | Thomson Licensing | Method and apparatus for representing image granularity by one or more parameters |
EP1803094B1 (en) * | 2004-10-18 | 2020-02-19 | InterDigital VC Holdings, Inc. | Film grain simulation method |
CN101044511A (zh) * | 2004-10-18 | 2007-09-26 | 汤姆森特许公司 | 胶片颗粒模拟的方法、装置及系统 |
GB0424339D0 (en) * | 2004-11-03 | 2004-12-08 | Astrazeneca Ab | Combination therapy |
KR101254611B1 (ko) | 2004-11-12 | 2013-04-15 | 톰슨 라이센싱 | 비디오 재생 시스템에 대한 정상 플레이와 트릭 모드플레이에 대한 필름 그레인 시뮬레이션 |
BRPI0518174B1 (pt) * | 2004-11-16 | 2017-11-14 | Thomson Licensing | Exit initialization in bits for generators of pseudo-random numbers used in a video system |
US9177364B2 (en) | 2004-11-16 | 2015-11-03 | Thomson Licensing | Film grain simulation method based on pre-computed transform coefficients |
KR101270755B1 (ko) | 2004-11-16 | 2013-06-03 | 톰슨 라이센싱 | 비디오 시스템에서 비트-정확한 시뮬레이션을 위한 필름 그레인 sei 메시지 삽입 |
MX2007005651A (es) * | 2004-11-17 | 2007-06-05 | Thomson Licensing | Metodo de simulacion de grano de pelicula exacto de bits con base en coeficientes transformados pre-computados. |
EP1817915A2 (en) * | 2004-11-22 | 2007-08-15 | THOMSON Licensing | Methods, apparatus and system for film grain cache splitting for film grain simulation |
KR101166948B1 (ko) | 2004-11-23 | 2012-07-19 | 톰슨 라이센싱 | 낮은 복잡도의 필름 그레인 시뮬레이션 기법 |
CN101841721B (zh) * | 2004-11-24 | 2011-11-30 | 汤姆森许可贸易公司 | 媒体重放设备中使用的胶片颗粒仿真技术 |
EP2018766A2 (en) * | 2006-05-18 | 2009-01-28 | Thomson Licensing | Data hiding technique |
US8213500B2 (en) * | 2006-12-21 | 2012-07-03 | Sharp Laboratories Of America, Inc. | Methods and systems for processing film grain noise |
US7742652B2 (en) * | 2006-12-21 | 2010-06-22 | Sharp Laboratories Of America, Inc. | Methods and systems for image noise processing |
US7873210B2 (en) * | 2007-03-14 | 2011-01-18 | Autodesk, Inc. | Automatic film grain reproduction |
US10715834B2 (en) | 2007-05-10 | 2020-07-14 | Interdigital Vc Holdings, Inc. | Film grain simulation based on pre-computed transform coefficients |
US8233061B1 (en) * | 2007-06-01 | 2012-07-31 | Nvidia Corporation | System, method, and computer program product for reducing a number of requests required to retrieve portions of memory |
US8432975B2 (en) * | 2008-01-18 | 2013-04-30 | Mediatek Inc. | Apparatus and method for processing a picture frame |
US8351736B2 (en) * | 2009-06-02 | 2013-01-08 | Microsoft Corporation | Automatic dust removal in digital images |
JP5533330B2 (ja) * | 2010-06-23 | 2014-06-25 | 富士ゼロックス株式会社 | データ処理装置 |
JP5693089B2 (ja) * | 2010-08-20 | 2015-04-01 | キヤノン株式会社 | 画像処理装置、及び画像処理装置の制御方法 |
KR101979634B1 (ko) | 2012-12-13 | 2019-05-20 | 삼성전자주식회사 | 화질 개선을 위한 영상 처리 장치 및 그 방법 |
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CN110177279B (zh) * | 2014-03-28 | 2021-10-08 | 联咏科技股份有限公司 | 视频处理装置与其视频处理电路 |
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